<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>错误页面 - 售后管理系统</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Microsoft YaHei', Arial, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .error-container {
            background: white;
            padding: 40px;
            border-radius: 10px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
            text-align: center;
            max-width: 500px;
            width: 90%;
        }

        .error-icon {
            font-size: 64px;
            color: #e74c3c;
            margin-bottom: 20px;
        }

        .error-title {
            font-size: 24px;
            color: #333;
            margin-bottom: 10px;
        }

        .error-message {
            color: #666;
            margin-bottom: 30px;
            line-height: 1.5;
        }

        .back-btn {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border: none;
            padding: 12px 24px;
            border-radius: 5px;
            font-size: 16px;
            cursor: pointer;
            text-decoration: none;
            display: inline-block;
            transition: transform 0.2s ease;
        }

        .back-btn:hover {
            transform: translateY(-2px);
        }
    </style>
</head>
<body>
    <div class="error-container">
        <div class="error-icon">⚠️</div>
        <h1 class="error-title">页面访问错误</h1>
        <p class="error-message">
            抱歉，您访问的页面不存在或已被移除。<br>
            请检查URL是否正确，或返回首页继续使用系统。
        </p>
        <a href="/login" class="back-btn">返回首页</a>
    </div>
</body>
</html> 